940249847 has 2 divisors, whose sum is σ = 940249848. Its totient is φ = 940249846.

The previous prime is 940249829. The next prime is 940249853. The reversal of 940249847 is 748942049.

940249847 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 940249847 - 2²⁴ = 923472631 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (940249897) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 470124923 + 470124924.

It is an arithmetic number, because the mean of its divisors is an integer number (470124924).

Almost surely, 2^940249847 is an apocalyptic number.

940249847 is a deficient number, since it is larger than the sum of its proper divisors (1).

940249847 is an equidigital number, since it uses as much as digits as its factorization.

940249847 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 580608, while the sum is 47.

The square root of 940249847 is about 30663.4937181007. The cubic root of 940249847 is about 979.6728906197.

The spelling of 940249847 in words is "nine hundred forty million, two hundred forty-nine thousand, eight hundred forty-seven".